What is the general electronic configuration of d-block elements?

Which of the following is Baeyer’sreagent?

Which property of actinoids cannot be explained?

Which compound is used in Ultra-violet calibration?

Mn has a maximum oxidation state of +6.

Which of the following lanthanide ions do not exhibit color?

Which of the following has the highest atomic number?

How many series’ of transition elements are present in the periodic table?